Home / 1,609,931.90-2,414,897.85-1,586,312.30

Finding the Fourth Proportional to 1,609,931.90, 2,414,897.85 and 1,586,312.30

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Solution

The fourth proportional to 1,609,931.90, 2,414,897.85 and 1,586,312.30 is: 2,379,468.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,609,931.90 : 2,414,897.85 = 1,586,312.30 : x
  2. Step 2: Convert to fraction form
    1,609,931.90/2,414,897.85 = 1,586,312.30/x
  3. Step 3: Cross multiply
    1,609,931.90x = 2,414,897.85 × 1,586,312.30
  4. Step 4: Simplify right side
    1,609,931.90x = 3,830,782,162,698.56
  5. Step 5: Solve for x
    x = 3,830,782,162,698.56/1,609,931.90
  6. Step 6: Final answer
    x = 2,379,468.45

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.